The 99th bend of the Yellow River in the world, the first bay of the Yellow River originates from the Yellow River in Bayan Kala Mountain (4500 meters above sea level), flowing through Sichuan Province, and forming a famous scenic spot next to the Sok Tibetan Monastery in Tangke Township, Ruoergai County. The Yellow River is 300 meters in cross-cutting and the Baihe is 400 meters in cross-cutting. The Yellow River is in this section of the process, for the boundary between Sichuan and Gansu, Hexi for Gansu, and Hedong for Sichuan. The Yellow River comes from the side of Gansu, and the Baihe flows from the top of the first bay of the Yellow River. The type is like "S". The water of the Yellow River is like a fairy's drifting from the sky. It gently strokes the edge of Sichuan and turns back to Qinghai.